import { Component, OnInit } from '@angular/core';
import { Hero } from './Hero';
import { HeroService } from './hero.service';
import { Router } from '@angular/router';

@Component({
  selector: 'my-heroes',
  template: `
          <h2>My heroes</h2>
          <ul class="heroes">
            <li *ngFor="let hero of heroes" (click)="onSelect(hero)" [class.selected]="hero === selectedHero">
              <span class="badge">{{hero.id}}</span>{{hero.name}}
            </li>
          </ul>
          <div *ngIf="selectedHero">
            <h2>
              {{selectedHero.name | uppercase}} is my hero
            </h2>
            <button (click)="gotoDetail()">View Details</button>
          </div>
        `,
  styles: [`
    .selected {
      background-color: #CFD8DC !important;
      color: white;
    }
    .heroes {
      margin: 0 0 2em 0;
      list-style-type: none;
      padding: 0;
      width: 15em;
    }
    .heroes li {
      cursor: pointer;
      position: relative;
      left: 0;
      background-color: #EEE;
      margin: .5em;
      padding: .3em 0;
      height: 1.6em;
      border-radius: 4px;
    }
    .heroes li.selected:hover {
      background-color: #BBD8DC !important;
      color: white;
    }
    .heroes li:hover {
      color: #607D8B;
      background-color: #DDD;
      left: .1em;
    }
    .heroes .text {
      position: relative;
      top: -3px;
    }
    .heroes .badge {
      display: inline-block;
      font-size: small;
      color: white;
      padding: 0.8em 0.7em 0 0.7em;
      background-color: #607D8B;
      line-height: 1em;
      position: relative;
      left: -1px;
      top: -4px;
      height: 1.8em;
      margin-right: .8em;
      border-radius: 4px 0 0 4px;
    }
  `],
})
export class HeroesComponent implements OnInit {
  title = 'my first app';
  hero: Hero = {
    id: 1,
    name: 'WindStorm'
  };
  heroes: Hero[];
  selectedHero: Hero;
  constructor(
    private heroService: HeroService,
    private router: Router
  ) { }
  onSelect(hero: Hero): void {
    this.selectedHero = hero;
  }
  getHeroes(): void {
    this.heroService.getHeroesSlowly().then(heroes => this.heroes = heroes);
  }
  ngOnInit(): void {
    this.getHeroes();
  }
  gotoDetail(): void {
    this.router.navigate(['/detail', this.selectedHero.id]);
  }
}
